A Guide to the Geology of the Pontiac-Streator Area Robert S. Nelson Published: 1984 Total Pages: 48 Get eBook
Guide to the Geology of the Pontiac-Streator Area, Livingston and La Salle Counties, Illinois Published: 1995 Total Pages: 94 Get eBook
Guide Leaflet, Geological Science Field Trip, Streator-Pontiac Area Published: 1952 Total Pages: 34 Get eBook
Lower Sangamon River Area Assessment: Geological resources Illinois. Dept. of Natural Resources. Office of Scientific Research and Analysis Published: 2000 Total Pages: 132 Get eBook
Bibliography and Index of Illinois Geology, 1966-1996 Lynne Raymond Martin Published: 2001 Total Pages: 458 Get eBook
Vermilion River (Illinois River Basin) Area Assessment: Geological resources Published: 2000 Total Pages: 108 Get eBook
